Int 2F Fn 5207  - Jam.sys V1.10+ - "write" - Physical Write Data To Jam A  [k]

   AX = 5207h
   DL = drive number (0-default, 1-A:, etc.)
   DS:BX -> disk transfer packet (see #2522)

Return: AH = status (00h,01h,04h,06h,07h,08h,0Dh) (see #2521)
   AL = host drive error code (see #2285 at INT 2F/AX=0802h)

See Also: AX=5206h